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Siemens KL3B300 - 3-Pole 600V 300A Molded Case Breaker

Siemens
Price
Save $-1,206.42
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  • In stock, ready to ship
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Siemens KL3B300 Circuit Breaker is a 3-pole molded case circuit breaker designed for overcurrent protection in industrial power distribution systems. It operates at a voltage rating of 600V and provides thermal magnetic protection with LI (Long-Time and Instantaneous) functions for precise fault response. The unit weighs 25 lb and features a bolt-on connection for secure installation within KL frame panels. It complies with industry standards for molded case breakers, ensuring reliable performance in demanding environments. Typical applications include motor control centers, switchboards, and main distribution panels in manufacturing and utility settings.

Key Features & Specifications
  • Type: Molded Case, KL Frame, Thermal Magnetic
  • Voltage Rating: 600V
  • Current Rating: 300A
  • Poles: 3
  • Connection: Bolt-On
  • Protection: LI - Long-Time and Instantaneous
  • Phase: 3
  • Weight: 25 lb
  • Functions: LI - Long-Time and Instantaneous
  • Family: KL Frame
  • Item Subcategory: Molded Case